<template>
  <div class="app-container">
    <el-form v-show="showSearch" ref="queryRef" :model="queryParams" :inline="true" label-width="68px">
      <el-form-item label="角色名称" prop="roleName">
        <el-input v-model="queryParams.roleName" clearable placeholder="请输入角色名称" @keyup.enter="handleQuery" />
      </el-form-item>
      <el-form-item label="权限字符" prop="roleKey">
        <el-input v-model="queryParams.roleKey" clearable placeholder="请输入权限字符" @keyup.enter="handleQuery" />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" clearable placeholder="角色状态">
          <el-option
            v-for="dict in sys_common_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          v-has-permi="['system:role:add']"
          type="primary"
          icon="Plus"
          plain
          @click="handleAdd"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-has-permi="['system:role:edit']"
          type="success"
          icon="Edit"
          plain
          :disabled="single"
          @click="handleUpdate"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-has-permi="['system:role:remove']"
          type="danger"
          icon="Delete"
          plain
          :disabled="multiple"
          @click="handleDelete"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-has-permi="['system:role:export']"
          type="warning"
          icon="Download"
          plain
          @click="handleExport"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:show-search="showSearch" @query-table="getList" />
    </el-row>

    <!-- 表格数据 -->
    <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="角色编号" prop="roleId" width="120" />
      <el-table-column label="角色名称" prop="roleName" :show-overflow-tooltip="true" width="150" />
      <el-table-column label="权限字符" prop="roleKey" :show-overflow-tooltip="true" width="150" />
      <el-table-column label="显示顺序" prop="roleSort" width="100" />
      <el-table-column label="状态" align="center">
        <template #default="scope">
          <el-switch
            v-model="scope.row.status"
            active-value="0"
            inactive-value="1"
            active-text="正常"
            inactive-text="停用"
            @change="handleStatusChange(scope.row)"
          />
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime">
        <template #default="scope">
          <span>{{ $parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button
            v-if="scope.row.roleId != 1"
            v-has-permi="['system:role:edit']"
            type="success"
            icon="Edit"
            link
            @click="handleUpdate(scope.row)"
          >修改</el-button>
          <el-button
            v-if="scope.row.roleId != 1"
            v-has-permi="['system:role:remove']"
            type="danger"
            icon="Delete"
            link
            @click="handleDelete(scope.row)"
          >删除</el-button>
          <el-dropdown v-if="scope.row.roleId != 1" v-has-permi="['system:role:edit']" class="dropdown" size="small" @command="(command) => handleCommand(command, scope.row)">
            <span class="el-dropdown-link">
              <el-icon class="d-arrow-right">
                <d-arrow-right />
              </el-icon>
              更多
            </span>
            <template #dropdown>
              <el-dropdown-menu v-has-permi="['system:role:edit']">
                <el-dropdown-item command="handleDataScope" icon="CircleCheck">数据权限</el-dropdown-item>
                <el-dropdown-item command="handleAuthUser" icon="User">分配用户</el-dropdown-item>
              </el-dropdown-menu>
            </template>
          </el-dropdown>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      v-model:page="queryParams.pageNumber"
      v-model:limit="queryParams.pageSize"
      :total="total"
      @pagination="getList"
    />

    <!-- 添加或修改角色配置对话框 -->
    <el-dialog v-model="open" :title="title" width="500px" append-to-body>
      <el-form ref="roleRef" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="角色名称" prop="roleName">
          <el-input v-model="form.roleName" placeholder="请输入角色名称" />
        </el-form-item>
        <el-form-item prop="roleKey">
          <template #label>
            <span>
              <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasRole('admin')`)" placement="top">
                <el-icon><question-filled /></el-icon>
              </el-tooltip>
              权限字符
            </span>
          </template>
          <el-input v-model="form.roleKey" placeholder="请输入权限字符" />
        </el-form-item>
        <el-form-item label="角色顺序" prop="roleSort">
          <el-input-number v-model="form.roleSort" controls-position="right" :min="0" />
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in sys_common_status"
              :key="dict.value"
              :value="dict.value"
            >{{ dict.label }}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="菜单权限">
          <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">展开/折叠</el-checkbox>
          <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">全选/全不选</el-checkbox>
          <el-checkbox v-model="form.menuCheckStrictly" @change="handleCheckedTreeConnect($event, 'menu')">父子联动</el-checkbox>
          <el-tree
            ref="menuRef"
            class="tree-border"
            :data="menuOptions"
            show-checkbox
            node-key="id"
            :check-strictly="!form.menuCheckStrictly"
            empty-text="加载中，请稍候"
            :props="{ label: 'label', children: 'children' }"
          />
        </el-form-item>
        <el-form-item label="备注">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" :loading="loadingButton" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- 分配角色数据权限对话框 -->
    <el-dialog v-model="openDataScope" :title="title" width="500px" append-to-body>
      <el-form :model="form" label-width="80px">
        <el-form-item label="角色名称">
          <el-input v-model="form.roleName" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限字符">
          <el-input v-model="form.roleKey" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限范围">
          <el-select v-model="form.dataScope" @change="dataScopeSelectChange">
            <el-option
              v-for="item in dataScopeOptions"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item v-show="form.dataScope == 2" label="数据权限">
          <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">展开/折叠</el-checkbox>
          <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">全选/全不选</el-checkbox>
          <el-checkbox v-model="form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">父子联动</el-checkbox>
          <el-tree
            ref="deptRef"
            class="tree-border"
            :data="deptOptions"
            show-checkbox
            default-expand-all
            node-key="id"
            :check-strictly="!form.deptCheckStrictly"
            empty-text="加载中，请稍候"
            :props="{ label: 'label', children: 'children' }"
          />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" :loading="loadingButton" @click="submitDataScope">确 定</el-button>
          <el-button @click="cancelDataScope">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script name="Role" setup>
import { listRole, getRole, addRole, updateRole, delRole, changeRoleStatus, dataScope } from '@/api/system/role'
import { deptTreeSelect } from '@/api/system/dept'
import { roleMenuTreeselect, treeselect as menuTreeselect } from '@/api/system/menu'

const router = useRouter()
const { proxy } = getCurrentInstance()
const { sys_common_status } = proxy.$useDict('sys_common_status')

const roleList = ref([])
const open = ref(false)
const loading = ref(true)
const loadingButton = ref(false)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref('')
const menuOptions = ref([])
const menuExpand = ref(false)
const menuNodeAll = ref(false)
const deptExpand = ref(true)
const deptNodeAll = ref(false)
const deptOptions = ref([])
const openDataScope = ref(false)
const menuRef = ref(null)
const deptRef = ref(null)

/** 数据范围选项*/
const dataScopeOptions = ref([
  { value: '1', label: '全部数据权限' },
  { value: '2', label: '自定数据权限' },
  { value: '3', label: '本部门数据权限' },
  { value: '4', label: '本部门及以下数据权限' },
  { value: '5', label: '仅本人数据权限' }
])

const data = reactive({
  form: {},
  queryParams: {
    pageNumber: 1,
    pageSize: 10,
    roleName: undefined,
    roleKey: undefined,
    status: undefined
  },
  rules: {
    roleName: [
      { required: true, message: '角色名称不能为空', trigger: 'blur' }
    ],
    roleKey: [
      { required: true, message: '权限字符不能为空', trigger: 'blur' }
    ],
    roleSort: [
      { required: true, message: '角色顺序不能为空', trigger: 'blur' }
    ]
  }
})

const { queryParams, form, rules } = toRefs(data)

/** 查询角色列表 */
function getList() {
  loading.value = true
  listRole(queryParams.value).then(res => {
    roleList.value = res.list
    total.value = Number(res.total)
    loading.value = false
  })
}
/** 取消按钮 */
function cancel() {
  open.value = false
  reset()
}
/** 重置新增的表单以及其他数据 */
function reset() {
  if (menuRef.value && menuRef.value !== undefined) {
    menuRef.value.setCheckedKeys([])
  }
  menuExpand.value = false
  menuNodeAll.value = false
  deptExpand.value = true
  deptNodeAll.value = false
  form.value = {
    roleId: undefined,
    roleName: undefined,
    roleKey: undefined,
    roleSort: 0,
    status: '0',
    menuIds: [],
    deptIds: [],
    menuCheckStrictly: true,
    deptCheckStrictly: true,
    remark: undefined
  }
  proxy.$resetForm('roleRef')
}
/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNumber = 1
  getList()
}
/** 重置按钮操作 */
function resetQuery() {
  proxy.$resetForm('queryRef')
  handleQuery()
}
/** 多选框选中数据 */
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.roleId)
  single.value = selection.length !== 1
  multiple.value = !selection.length
}
/** 添加角色 */
function handleAdd() {
  reset()
  getMenuTreeselect()
  open.value = true
  title.value = '添加角色'
}
/** 角色状态修改 */
function handleStatusChange(row) {
  const text = row.status === '0' ? '启用' : '停用'
  proxy.$modal.confirm('确认要 "' + text + '" "' + row.roleName + '"角色吗?').then(function() {
    return changeRoleStatus(row.roleId, row.status)
  }).then(() => {
    proxy.$modal.msgSuccess(text + '成功')
  }).catch(function() {
    row.status = row.status === '0' ? '1' : '0'
  })
}
/** 删除按钮操作 */
function handleDelete(row) {
  const roleIds = row.roleId || ids.value
  proxy.$modal.confirm('是否确认删除角色编号为"' + roleIds + '"的数据项?').then(function() {
    return delRole(roleIds)
  }).then(() => {
    getList()
    proxy.$modal.msgSuccess('删除成功')
  }).catch(() => {})
}
/** 导出按钮操作 */
function handleExport() {
  proxy.$download('system/role/export', {
    ...queryParams.value
  }, `role_${new Date().getTime()}.xls`)
}
/** 更多操作 */
function handleCommand(command, row) {
  switch (command) {
    case 'handleDataScope':
      handleDataScope(row)
      break
    case 'handleAuthUser':
      handleAuthUser(row)
      break
    default:
      break
  }
}
/** 分配用户 */
function handleAuthUser(row) {
  router.push('/system/role-auth/user/' + row.roleId)
}
/** 查询菜单树结构 */
function getMenuTreeselect() {
  menuTreeselect().then(res => {
    menuOptions.value = res
  })
}
/** 所有部门节点数据 */
function getDeptAllCheckedKeys() {
  // 目前被选中的部门节点
  const checkedKeys = deptRef.value.getCheckedKeys()
  // 半选中的部门节点
  const halfCheckedKeys = deptRef.value.getHalfCheckedKeys()
  checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
  return checkedKeys
}
/** 修改角色 */
function handleUpdate(row) {
  reset()
  const roleId = row.roleId || ids.value
  const roleMenu = getRoleMenuTreeselect(roleId)
  getRole(roleId).then(response => {
    form.value = response
    form.value.roleSort = Number(form.value.roleSort)
    open.value = true
    nextTick(() => {
      roleMenu.then((res) => {
        const checkedKeys = res.checkedKeys
        checkedKeys.forEach((v) => {
          nextTick(() => {
            menuRef.value.setChecked(v, true, false)
          })
        })
      })
    })
    title.value = '修改角色'
  })
}
/** 根据角色ID查询菜单树结构 */
function getRoleMenuTreeselect(roleId) {
  return roleMenuTreeselect(roleId).then(response => {
    menuOptions.value = response.menus
    return response
  })
}
/** 根据角色ID查询部门树结构 */
function getDeptTree(roleId) {
  return deptTreeSelect(roleId).then(response => {
    deptOptions.value = response.depts
    return response
  })
}
/** 树权限（展开/折叠）*/
function handleCheckedTreeExpand(value, type) {
  if (type === 'menu') {
    const treeList = menuOptions.value
    for (let i = 0; i < treeList.length; i++) {
      menuRef.value.store.nodesMap[treeList[i].id].expanded = value
    }
  } else if (type === 'dept') {
    const treeList = deptOptions.value
    for (let i = 0; i < treeList.length; i++) {
      deptRef.value.store.nodesMap[treeList[i].id].expanded = value
    }
  }
}
/** 树权限（全选/全不选） */
function handleCheckedTreeNodeAll(value, type) {
  if (type === 'menu') {
    menuRef.value.setCheckedNodes(value ? menuOptions.value : [])
  } else if (type === 'dept') {
    deptRef.value.setCheckedNodes(value ? deptOptions.value : [])
  }
}
/** 树权限（父子联动） */
function handleCheckedTreeConnect(value, type) {
  if (type === 'menu') {
    form.value.menuCheckStrictly = !!value
  } else if (type === 'dept') {
    form.value.deptCheckStrictly = !!value
  }
}
/** 所有菜单节点数据 */
function getMenuAllCheckedKeys() {
  // 目前被选中的菜单节点
  const checkedKeys = menuRef.value.getCheckedKeys()
  // 半选中的菜单节点
  const halfCheckedKeys = menuRef.value.getHalfCheckedKeys()
  checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
  return checkedKeys
}
/** 提交按钮 */
function submitForm() {
  proxy.$refs['roleRef'].validate(valid => {
    if (valid) {
      loadingButton.value = true
      if (form.value.roleId !== undefined) {
        form.value.menuIds = getMenuAllCheckedKeys()
        updateRole(form.value).then(response => {
          proxy.$modal.msgSuccess('修改成功')
          open.value = false
          getList()
        }).finally(() => {
          loadingButton.value = false
        })
      } else {
        form.value.menuIds = getMenuAllCheckedKeys()
        addRole(form.value).then(response => {
          proxy.$modal.msgSuccess('新增成功')
          open.value = false
          getList()
        }).finally(() => {
          loadingButton.value = false
        })
      }
    }
  })
}
/** 选择角色权限范围触发 */
function dataScopeSelectChange(value) {
  if (value !== '2') {
    deptRef.value.setCheckedKeys([])
  }
}
/** 分配数据权限操作 */
function handleDataScope(row) {
  reset()
  const deptTreeSelect = getDeptTree(row.roleId)
  getRole(row.roleId).then(response => {
    form.value = response
    openDataScope.value = true
    nextTick(() => {
      deptTreeSelect.then(res => {
        nextTick(() => {
          if (deptRef.value) {
            deptRef.value.setCheckedKeys(res.checkedKeys)
          }
        })
      })
    })
    title.value = '分配数据权限'
  })
}
/** 提交按钮（数据权限） */
function submitDataScope() {
  if (form.value.roleId !== undefined) {
    loadingButton.value = true
    form.value.deptIds = getDeptAllCheckedKeys()
    dataScope(form.value).then(response => {
      proxy.$modal.msgSuccess('修改成功')
      openDataScope.value = false
      getList()
    }).finally(() => {
      loadingButton.value = false
    })
  }
}
/** 取消按钮（数据权限）*/
function cancelDataScope() {
  openDataScope.value = false
  reset()
}

getList()
</script>

<style scoped>
.dropdown {
  line-height: inherit;
}
</style>
